winds are strong enough to blow falling snow or loose snow on the ground into mounds causing uneven snow depths. The wind carries the snow near the ground causing no restriction to visibility.

Snow raised from the surface of the earth by the wind to a height of less than six feet above the surface.

An uneven distribution of snowfall or existing snow caused by strong surface wind. Drifting snow may occur during or after a snowfall.

Uneven distribution of snowfall caused by strong surface winds. Drifting snow does not reduce visibility.

An uneven distribution of snowfall caused by strong surface winds.

Created when winds lift snow from the surface and blow it to heights less than 2 meters. No additional snow will be falling and visibility will not generally be reduced, but roadways can still get slippery.

Snow raised from the earth's surface by the wind to a height of less than 2 meters. Drifting snow is not as high as blowina snow.

An ensemble of snow particles raised by the wind to a small height above the ground. The visibility is not sensibly diminished at eye level.

Snow that is raised less than approximately 7 ft above ground. Fr: chasse-neige basse

Snow particles blown from the ground by the wind to a height of less than six feet.